Base | Representation |
---|---|
bin | 101111000010110111… |
… | …1100001100101001101 |
3 | 100122202211011000012011 |
4 | 1132011233201211031 |
5 | 3123401141411403 |
6 | 114224530141221 |
7 | 10204366322125 |
oct | 1360557414515 |
9 | 318684130164 |
10 | 101028075853 |
11 | 39933795771 |
12 | 176b6121811 |
13 | 96b07c9b53 |
14 | 4c657d9c85 |
15 | 2964614a6d |
hex | 1785be194d |
101028075853 has 4 divisors (see below), whose sum is σ = 101671566940. Its totient is φ = 100384584768.
The previous prime is 101028075833. The next prime is 101028075857. The reversal of 101028075853 is 358570820101.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 30419894569 + 70608181284 = 174413^2 + 265722^2 .
It is a cyclic number.
It is not a de Polignac number, because 101028075853 - 25 = 101028075821 is a prime.
It is a super-2 number, since 2×1010280758532 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101028075857) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321745308 + ... + 321745621.
It is an arithmetic number, because the mean of its divisors is an integer number (25417891735).
Almost surely, 2101028075853 is an apocalyptic number.
It is an amenable number.
101028075853 is a deficient number, since it is larger than the sum of its proper divisors (643491087).
101028075853 is an equidigital number, since it uses as much as digits as its factorization.
101028075853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 643491086.
The product of its (nonzero) digits is 67200, while the sum is 40.
Adding to 101028075853 its reverse (358570820101), we get a palindrome (459598895954).
The spelling of 101028075853 in words is "one hundred one billion, twenty-eight million, seventy-five thousand, eight hundred fifty-three".
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